Skip to content
Introduction
Thailand is a hugely popular travel destination, attracting over 40 million international visitors every year with its stunning beaches, rich culture, flavorful cuisine, and renowned hospitality.
Before traveling, it’s best to buy eSIM for Thailand to ensure smooth connectivity upon arrival.
If you plan to explore multiple cities, click here to learn more about Microesim multi-country products
While buying local Thailand SIM cards was traditionally the norm, eSIM technology has revolutionized cellular convenience for global travelers in recent years. eSIMs provide flexibility to connect without physically swapping plastic SIMs in and out. This allows easy network switching, fuss-free multi-country connectivity, and added convenience.
This guide will discuss the top eSIM options to consider for upcoming travels to Thailand in 2025 based on critical aspects like network coverage reach, data speeds, plan flexibility, pricing, ease of activation, and overall value. Read on to determine which provider best fits your connectivity requirements while discovering amazing Thailand!
Note: Before buying the eSIM, check your phone model if it supports the eSIM.
Follow this： Check whether the phone model supports esim
Buy eSIM for Thailand: Top 7 esim Providers
1. MicroEsim Thailand eSIM
MicroEsim utilizes cutting-edge 5G connectivity across Thailand's blazing-fast TrueMove network for outstanding performance-compliant devices.
Travelers looking for high-speed connectivity should buy eSIM from MicroEsim for seamless 5G performance.
The Thailand eSIM product offers exceptional value at just $1.58 per day, providing 1GB of flexible data usage. It connects to TrueMove's high-performance 5G network where available.
Budget-conscious users can buy eSIM from MicroEsim to enjoy affordable unlimited data across Thailand.
Pros:
- Utilizes TrueMove's 5G network, offering speeds up to 1Gbps in covered areas
- Daily refresh of high-speed data allotment
- Extremely low price point at just $1.58 per day/1GB
Cons:
- Speed throttled to 384kbps after high-speed allotment
For unmatched next-gen 5G connectivity at astoundingly competitive pricing, MicroEsim utilizing TrueMove's stellar growing network is tough to beat. With unlimited data and network switching enabling LTE fallback, MicroEsim packs tremendous overall value for Thailand travelers.
2. AIS Thailand eSIM
As Thailand's largest network operator, AIS eSIM offers unbeatable nationwide connectivity, leveraging its impressive 5G and 4G infrastructure across urban and rural regions.
You get an unmatched 98% population coverage from AIS spanning dense cities to remote villages and islands. AIS leaves no area untapped connectivity-wise.
AIS operates full 5G and 4G/LTE networks with their next-gen 5G option delivering blazing fast 1Gbps speeds in key areas making intensive usage effortless.
Numerous mix-and-match options exist ranging from 1GB to unlimited data valid for 1 to 30 days. Extend longer-term plans as required.
Pricing starts at around $10.62 for 5 days on their Unlimited Data plan. Very reasonable for AIS's class-leading coverage. If you prioritize nationwide coverage, buy eSIM from AIS for unmatched connectivity.
（Note: This product does not specify the network speed in DPS.）
For those needing reliable speeds, buy eSIM from AIS to access ultra-fast 5G networks.
Pros:
- The widest coverage in Thailand with 98% population reach
- $10.62 for 5 days on their Unlimited Data plan
- Provides 24/7 multi-language customer support
Cons:
- 5G network limited to urban areas
- Higher pricing compared to some competitors, starting at $10.62 for basic plans
If having unmatched reliability with extensive reach beyond just cities and tourist regions matters most, AIS is hard to surpass in terms of coverage, speed, and support across Thailand for a very fair monthly rate.
3. Saily Thailand eSIM
Offering tremendous value, Saily leverages multiple Thai networks to deliver affordable nationwide connectivity for short- or longer-term adventures.
By partnering with leading domestic operators, Saily provides reliable coverage in Thailand, from bustling Bangkok to popular beach getaways like Phuket.
When using compatible devices in major metropolitan zones, you gain access to swift partner 4G LTE networks and select 5G availability for reliable connectivity.
Numerous combo options exist, ranging from 1GB to 20GB with durations between 1 and 30 days. These are great for shorter trips and offer larger amounts for month-long travelers.
Plans start at just $2.99 for smaller 1GB allowances over 7 days, making Saily among the most affordable eSIM options in Thailand. A 30-day 20GB package costs $17.99
For travelers on a short trip, buy eSIM from Saily for cost-effective data plans.
Pros:
- Offers plans up to 30 days, suitable for longer trips
- Very competitive pricing, with a 30-day 20GB package costs $17.99
- Easy app-based activation process
Cons:
- Maximum data cap of 20GB for long-term plans
- Unclear about the quality and availability of customer support
For travelers focused on saving money while still maintaining connectivity across Thailand, Saily delivers outstanding affordability with reliable coverage.
4. YeSIM Thailand eSIM
Offering unique advanced activation for seamless arrival connectivity alongside short-term unlimited data, YeSIM makes travel friction-free. Buy eSIM from YeSIM if you want to activate your plan before landing in Thailand.
While specifics are unclear, YeSIM partners with multiple Thai networks for steady reliable connectivity from buzzing cities to tropical beaches.
You tap into partner robust 4G LTE networks across Thailand for consistent essential usage with typical speeds of around 50Mbps based on location.
YeSIM offers more limited options including 3GB over 7 days or unlimited data for a 15-day Thailand trip.
The 3GB plan costs 12.10$, while unlimited data for 15 days is 20.90$. Very competitive rates for short hassle-free adventures.
Pros:
- Allows activation scheduling before arrival in Thailand
- Supports dual SIM functionality
Cons:
- Limited plan options, mainly focused on short-term travelers
- Only accepts credit card payments, limiting payment flexibility
For travelers prioritizing seamless connectivity upon arrival plus short-term unlimited data at fair rates, YeSIM excels, albeit with some limitations around trip duration and payment flexibility.
5. Airalo Thailand eSIM
As an eSIM pioneer providing borderless connectivity, Airalo offers seamless Thailand access by leveraging multiple local networks. Buy eSIM from Airalo to conveniently switch between multiple local networks.
Through local network partnerships, Airalo delivers reliable nationwide coverage from bustling metro zones to more remote getaway locales.
You tap into partner 4G LTE and select 5G networks available based on location for steady performance enabling essential usage.
Airalo Thailand Esim only has these three types,
One is 50GB for 10 days, the price is 9.9$
One is an unlimited data package for 15 days, the price is 19.95$
One is an unlimited data package for 30 days, the price is 34.95$
Note: These all need to be authenticated before use, and you need to download the Airalo app
Pros:
- Global provider allowing easy switching between multiple local networks
- No physical SIM card is required, an entirely digital process
Cons:
- More expensive for long-term use compared to local providers
- Limited customer support options compared to local carriers
- These all need to be authenticated before use, and you need to download the Airalo app
For short Thailand trips wanting seamless connectivity across multiple Southeast Asia destinations.
6. Holafly Thailand eSIM
Shining bright by offering unlimited data in a country where mobile usage continues growing exponentially, Holafly leverages local networks to deliver simplicity. For long-term travelers.
You tap into partner robust 4G LTE and likely select 5G networks available for steady essential usage with typical speeds around 100Mbps.
Holafly differentiates itself offering unlimited full-speed data plans lasting between 1 to 90 days for peace of mind.
Pricing ranges from $6.9 for 1 day of endless data up to $74.90 for 30 days of unlimited unthrottled usage.
Pros:
- Offers truly unlimited data plans without speed caps
- Plan durations range from 1 to 90 days, suitable for extended stays
- Provides 24/7 customer support
Cons:
- Does not specify access to 5G networks, potentially limiting speeds
For travelers craving unlimited full-speed data on their Thailand trip, Holafly certainly delivers, albeit at a slight premium over more restricted options.
eSIM for Thailand vs. local SIM card operators
- While eSIM for Thailand offers tremendous convenience by not physically swapping SIMs to connect, noteworthy advantages and limitations exist relative to old-school physical SIMs from domestic operators worth considering before opting in.
- Convenience and Flexibility
-
Avoiding the hassle of obtaining and then inserting different SIM cards to switch networks or countries while traveling is a key eSIM benefit. Activating and managing connectivity conveniently through software alone alleviates significant frustration.
This flexibility also enables configuring multiple network profiles as a failsafe or for purposes like separating work and personal. - Coverage and Speed
-
Local physical SIMs leverage extensive infrastructure buildouts by long-standing carriers, however, eSIM networks are catching up by partnering with prominent domestic operators. Top-tier local SIMs still tend to have coverage and speed advantages.
As 5G deployment expands domestically, established carriers offer the latest-generation network access that eSIM providers may currently lack. This gap should close over time, however. - Pricing
-
Local SIM pricing is extremely competitive in Thailand relative to developed nations. Short-term prepaid data packages can readily be found for a dollar or two daily. Unlimited data for a month on local SIMs can dip under $30 as well.
Leading eSIM options are very fairly priced by global standards but still fall slightly behind local SIM rates in most cases at the moment. Intensifying competition should continue driving eSIM pricing down. - Travel Flexibility
-
eSIMs offer seamless network switching, allowing effortless hopping between countries and carriers. Local SIMs require physically swapping plastic cards when crossing borders which can prove highly frustrating.
For multi-country trips, eSIM provides tremendous convenience and continuity of access. But longer stays in one nation favor local SIM benefits. - Support Services
-
Established local carriers invest heavily in customer support infrastructure like stores and contact centers given the sheer scale of domestic subscribers counted in the tens of millions.
while the hardware-free flexibility of eSIM delivers amazing convenience for global jetsetters, local physical SIMs from domestic telco giants excel in pricing, speeds, and coverage by leveraging immense country-specific infrastructure investments to date.
Conclusion
In a mobile-first world, maintaining connectivity abroad is pivotal for rewarding travels. Thailand presents an amazing destination for first-timers and repeat visitors alike. Having a Thailand eSIM activated means you hit the ground running by arranging transport, accessing maps, and sidestepping costly roaming.
MicroEsim esim Providers ranks as the best offering fantastic value with quality speeds through TrueMove's expanding 5G network. And delivers affordable connectivity focused on urban areas for budget-conscious travelers.
